IQ246: Kareinaru Jikenbo

Director

• 
  Han Choru
• 
  Kimura Hisashi
• 
  Tsuboi Toshio

Producer

• 
  Ueda Hiroki

Screenwriter

• 
  Izumisawa Yoko

Main Role

• 
  Oda Yuji

  Homonji Sharaku

  Main Role
• 
  Tsuchiya Tao

  Wato Soko

  Main Role
• 
  Dean Fujioka

  Butler Kensei

  Main Role
• 
  Nakatani Miki

  Morimoto Tomomi / Maria T

  Main Role

Support Role

• 
  Miyao Shuntaro

  Yamada Jiro

  Support Role
• 
  Matobu Sei

  Imaichi Taneko

  Support Role
• 
  Saeki Arata

  Toyotomi Eikichi

  Support Role
• 
  Sasai Eisuke

  Tanada Bunroku

  Support Role
• 
  Terajima Susumu

  Kenjo [88th generation butler]

  Support Role
• 
  Shinkawa Yua

  Homonji Hitomi

  Support Role
• 
  Sato Mayumi

  Yodo

  Support Role
• 
  Nobue Yu

  Nene

  Support Role
• 
  Yano Masato

  Ashikaga Takashi

  Support Role

Guest Role

• 
  Ishiguro Ken

  Saotome Shin (Ep. 1)

  Guest Role
• 
  Ito Kazue

  Sakuraba Akirako (Ep. 1)

  Guest Role
• 
  Satoi Kenta

  Sakuraba (Ep. 1)

  Guest Role
• 
  Kato Takako

  Kusano Kikue (Ep. 1)

  Guest Role
• 
  Hoshida Hidetoshi

  Yoake Hideo (Ep. 1)

  Guest Role
• 
  Kamura Mami

  (Ep. 1)

  Guest Role
• 
  Sato Ryuta

  Maekawa Kohei (Ep. 2)

  Guest Role
• 
  Irei Himena

  Arisa (Ep. 2)

  Guest Role
• 
  Morishita Hisae

  [Arisa's mother] (Ep. 2)

  Guest Role
• 
  Murata Hideaki

  [Suicide website admin] (Ep. 2)

  Guest Role
• 
  Ujiie Megumi

  [Caretaker] (Ep. 2)

  Guest Role
• 
  Tabata Shima

  (Ep. 2)

  Guest Role
• 
  Mizuki Alisa

  Takinogawa Miharu (Ep. 3)

  Guest Role
• 
  Takagi Wataru

  Takinogawa Takafumi (Ep. 3)

  Guest Role
• 
  Okada Koki

  Shimomura Tatsuya (Ep. 3)

  Guest Role
• 
  Urabe Fusako

  Shimomura Tsukiyo (Ep. 3)

  Guest Role
• 
  Kuninaka Ryoko

  Nihonmatsu Yuri (Ep. 4)

  Guest Role
• 
  Kaneda Akio

  Domon Kenji (Ep. 4)

  Guest Role
• 
  Narimiya Hiroki

  Chiyono Koichi (Ep. 5)

  Guest Role
• 
  Yamoto Yuma

  Banda Kaname (Ep. 5)

  Guest Role
• 
  Nagao Mariya

  Yoko (Ep. 5)

  Guest Role
• 
  Maeda Goki

  Kuriya Taro (Ep. 5)

  Guest Role
• 
  Hira Takehiro

  Kasahara Soichi (Ep. 6)

  Guest Role
• 
  MEGUMI

  Kasahara Aoi (Ep. 6)

  Guest Role
• 
  Wada Soko

  Kasahara Ryoji (Ep. 6)

  Guest Role
• 
  Konno Hiroki

  Suzuki Mamoru (Ep. 6)

  Guest Role
• 
  Irizuki Kenichi

  (Ep. 6)

  Guest Role
• 
  Yamaguchi Sayaka

  Misono Reiko (Ep. 7)

  Guest Role
• 
  Sano Hinako

  Chigusa Ayame (Ep. 7)

  Guest Role
• 
  Endo Yuya

  Yashiro Kotaro (Ep. 7)

  Guest Role
• 
  Matsumoto Taishi

  (Ep. 7)

  Guest Role
• 
  Inagaki Goro

  Ushida Hirohito (Ep. 8)

  Guest Role
• 
  Kaai Gamon

  Uno Masaya (Ep. 8)

  Guest Role
• 
  Kojima Yasushi

  Kuki Ryuhei (Ep. 8)

  Guest Role
• 
  Yamazaki Gakudai

  [Man in blue jumper] (Ep. 8)

  Guest Role
• 
  Kimura Yasushi

  [Police] (Ep. 8)

  Guest Role
• 
  Sugawara Daikichi

  Mori Hajime (Ep. 9)

  Guest Role
• 
  Yashiba Toshihiro

  Takeda Yoichi (Ep. 9)

  Guest Role
• 
  Chiba Masako

  Oyama Masayo (Ep. 9)

  Guest Role
• 
  Uesugi Shozo

  Kuroki Kagemaru (Ep. 9-10)

  Guest Role
• 
  Orii Shinobu

  SAT (Ep. 10)

  Guest Role
• 
  Nakano Jyunichiro

  [Paramedic]

  Guest Role

Unknown

• 
  Tanno Miyu Unknown
• 
  Hisamatsu Kaori Unknown